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Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)
$ in Thousands
Preferred Stock [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Treasury Stock [Member]
AOCI Attributable to Parent [Member]
Total
Beginning balance at Dec. 31, 2016 $ 21,382 $ 228,142 $ 170,377 $ (78,833) $ (2,011) $ 339,057
Net income       6,202     6,202
Other comprehensive income           530 530
Common dividends declared       (2,719)     (2,719)
Equity-based compensation expense     (5)   342   337
Common stock options exercised     (8)   27   19
Issuance of treasury stock to 401(k) plan     47   95   142
Purchase of treasury shares         (164)   (164)
Ending balance at Mar. 31, 2017   21,382 228,176 173,860 (78,533) (1,481) 343,404
Beginning balance at Dec. 31, 2017   21,382 228,750 180,543 (79,121) (840) 350,714 [1]
Net income       8,868     8,868
Other comprehensive income           (1,641) (1,641)
Common dividends declared       (11,184)     (11,184)
Equity-based compensation expense     (16)   547   531
Common stock options exercised     (9)   31   22
Issuance of treasury stock to 401(k) plan     49   91   140
Purchase of treasury shares         (5,413)   (5,413)
Ending balance at Mar. 31, 2018   $ 21,382 $ 228,774 $ 178,227 $ (83,865) $ (2,481) $ 342,037
[1] Derived from audited financial statements